N-shell

[ en-shel ]

/ ˈɛnˌʃɛl /

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the fourth shell of electrons surrounding the nucleus of an atom and containing, when filled, 32 electrons having principal quantum number 4.

QUIZZES

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!

Question 1 of 12

On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

First recorded in 1920–25

Their friends noticed, and asked Sabrine to talk to him to bring him out of his shell a little.
A Sunni-Shia Love Story Imperiled by al Qaeda|Ruth Michaelson|December 26, 2014|DAILY BEAST
Within a few summer weeks, “Hot N—” had become an inescapable pop-culture phenomenon and Bobby landed a major record deal.
Bobby Shmurda and Rap’s Ultimate Hoop Dream|Rawiya Kameir|December 23, 2014|DAILY BEAST
Despite all the gun talk in “Hot N—,” everyone wanted a piece of him and his magic.
Bobby Shmurda and Rap’s Ultimate Hoop Dream|Rawiya Kameir|December 23, 2014|DAILY BEAST
And people were going crazy until the movie hit and it was ‘n---a’ 110 times on Christmas.
Jamie Foxx: Get Over the Black ‘Annie’|Stereo Williams|December 20, 2014|DAILY BEAST

I harbor a rock ‘n’ roll fantasy, just like anybody, and I welcomed the challenge.
Michael C. Hall on Going Drag for ‘Hedwig and the Angry Inch’ and Exorcising ‘Dexter’|Marlow Stern|December 4, 2014|DAILY BEAST
M was a Miser, and hoarded up gold; N was a Nobleman, gallant and bold.
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
Off flew the shell, seven miles it flew; over the Turkish Army from one sea into another.
Gallipoli Diary, Volume I|Ian Hamilton
He conducts this ceremony with the greatest solemnity, occasionally pronouncing these incantatory words, "Plate or shell, sah?"
Physiology of The Opera|John H. Swaby (AKA "Scrici")
Fancy that enormous shell dropping suddenly out of the blue on to a ship's deck swarming with troops!
Gallipoli Diary, Volume I|Ian Hamilton
Il n'y eut celuy de nous qui ne jugeast tel metheore prodigieux.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various